Hydrograph separation

Interannual changes

Long-term changes

Statistical tests

p-values of statistical criteria
N Variable Change.Year Trend M1 M2 MeanRatio sd1 sd2 sdRatio Mann.Kendall Pettitt Student Fisher
1 Annual runoff 1978 0.07808 22.7808 27.13321 19.1 7.61241 7.54035 -0.9 0.12758 0.14111 0.0349 0.92768
2 Seasonal flood runoff (without groundwater) 1974 -0.07698 7.73527 4.23957 -45.2 3.75256 2.45146 -34.7 NA 0.00332 0.00178 0.02555
3 Annual groundwater runoff 1977 0.13932 12.93383 19.3332 49.5 4.15946 5.53479 33.1 0.00014 3e-05 0 0.16971
4 Seasonal flood runoff (with groundwater) 1974 -0.09823 11.49301 7.07796 -38.4 5.41741 3.91902 -27.7 NA 0.01042 0.00544 0.08994
5 Rain-flood runoff (without groundwater) 1975 -0.0032 1.84244 1.97373 7.1 2.28962 2.33779 2.1 NA 1 0.83936 0.96652
6 Rain-flood runoff (with groundwater) 1975 0.00343 5.21331 6.75601 29.6 3.55162 5.06681 42.7 NA 0.5228 0.1781 0.11284
7 Thaw-flood runoff (without groundwater) 2013 0.00063 0.86902 1.65291 90.2 1.33469 1.56369 17.2 0.76763 1 0.2438 0.48334
8 Thaw-flood runoff (with groundwater) 1975 0.00343 5.21331 6.75601 29.6 3.55162 5.06681 42.7 NA 0.5228 0.1781 0.11284
9 Groundwater runoff during winter 1978 0.03715 3.3401 5.83018 74.6 1.85992 5.19183 179.1 0.00044 0.00055 0.00724 1e-05
10 Winter low flow runoff 1978 0.04003 4.23756 6.81117 60.7 3.11207 6.23169 100.2 0.00274 0.00365 0.03133 0.00117
11 Groundwater runoff during summer 1977 0.08158 5.55727 9.97845 79.6 2.17641 3.60423 65.6 1e-04 1e-05 0 0.01754
12 Summer low flow runoff 1977 0.09123 7.02293 11.89202 69.3 3.82598 5.61844 46.8 0.00478 0.00107 0.00015 0.06663
13 Annual discharge during water-resources year 1978 0.01437 19.64528 23.07929 17.5 6.13370 6.51579 6.2 0.74122 0.39157 0.04306 0.78511
14 First date of a seasonal flood wave 1970 0 01-Apr 28-Mar -4 7.00000 20.00000 185.7 0.77175 0.61344 0.21114 0.00047
15 Annual groundwater discharge (“baseflow”) during water-resources year 1977 0.08913 11.10477 16.19009 45.8 2.70576 3.14270 16.1 0.00044 1e-05 0 0.47624
16 Last date of a seasonal flood wave 1976 -0.17225 03-May 20-Apr -13 17.00000 24.00000 41.2 0.04116 0.07462 0.0264 0.12454
17 Duration of a seasonal flood wave 1987 -0.18301 29.70968 22.87879 -23 14.73136 16.93140 14.9 0.00055 0.00094 0.0896 0.44599
18 Maximum annual discharge during seasonal flood wave 1970 -3.64218 419.78571 243.49 -42 162.94462 145.21444 -10.9 0.00069 0.01088 0.00164 0.53899
19 Date of a maximum annual discharge during seasonal flood wave 1967 -0.05218 16-Apr 15-Apr -1 5.00000 42.00000 740 0.51975 0.55801 0.95763 0
20 Seasonal flood runoff (with groundwater and rainwater) 1988 -0.101 10.25751 6.62527 -35.4 5.48682 3.75739 -31.5 0.00111 0.01237 0.00351 0.03979
21 Minimum monthly discharge during winter 1979 0.12231 4.31609 9.53146 120.8 1.90369 2.38252 25.2 0 0 0 0.26285
22 Month of a minimum monthly discharge during winter 2004 0 26-Jan 23-Feb 28 133.00000 134.00000 0.8 0.37906 0.76859 0.46945 0.92118
23 Minimum monthly discharge during summer 1979 0.065 5.66348 9.27268 63.7 5.69471 5.91095 3.8 0.00125 1e-05 0.02041 0.87313
24 Month of a minimum monthly discharge during summer 2000 0 12-Jun 25-Jun 13 43.00000 50.00000 16.3 0.23535 0.33746 0.34351 0.37315
25 Minimum 30-day window discharge during winter 1979 0.10281 6.19835 10.82396 74.6 2.29059 2.18243 -4.7 NA 0 0 0.77129
26 First date of 30-day window discharge during winter 1995 0 31-Dec 03-Jan -363 24.00000 32.00000 33.3 0.90082 1 0.7349 0.13311
27 Minimum 30-day window discharge during summer 1979 0.06214 6.25491 9.75476 56 1.70703 2.36998 38.8 NA 4e-05 0 0.11061
28 First date of 30-day window discharge during summer 2000 0.04878 13-Jul 30-Jul 17 29.00000 28.00000 -3.4 0.77517 0.26733 0.03981 0.91648
29 Minimum 10-day window discharge during winter 1979 0.10869 5.27378 10.16254 92.7 1.73582 2.66576 53.6 0 0 0 0.03451
30 First date of 10-day window discharge during winter 1987 -0.33772 25-Jan 08-Jan -17 33.00000 44.00000 33.3 0.23027 0.59462 0.08657 0.09561
31 Minimum 10-day window discharge during summer 1981 0.06197 5.93675 8.90805 50 1.58481 1.91037 20.5 NA 3e-05 0 0.34688
32 First date of 10-day window discharge during summer 2000 0.20455 22-Jul 08-Aug 17 26.00000 31.00000 19.2 0.27385 0.11601 0.04152 0.39974
33 Minimum 5-day window discharge during winter 1979 0.11138 4.90504 9.91293 102.1 1.74537 2.47520 41.8 0 0 0 0.08283
34 First date of 5-day window discharge during winter 1965 -0.125 05-Feb 19-Jan -17 42.00000 37.00000 -11.9 0.63878 0.87143 0.27066 0.50735
35 Minimum 5-day window discharge during summer 1981 0.06286 5.81058 8.73479 50.3 1.54149 1.86919 21.3 NA 2e-05 0 0.33164
36 First date of 5-day window discharge during summer 2000 0.25 25-Jul 11-Aug 17 26.00000 30.00000 15.4 0.25327 0.11216 0.04161 0.45303
37 Maximum thaw-flood discharge 1972 0.02796 24.34417 25.61696 5.2 36.23381 33.90124 -6.4 0.57413 1 0.90263 0.69619
38 Date of a maximum thaw-flood discharge 1995 0.91964 21-Dec 01-Feb -324 36.00000 42.00000 16.7 0.00146 0.00074 0.00019 0.36607
39 Number of thaw-flood events 1988 -0.10676 15.46875 13.25 -14.3 5.16180 7.90671 53.2 0.00504 0.04962 0.18943 0.02028
40 Number of days with thaw-flood events 1984 -0.56639 93.60714 75.19444 -19.7 25.51447 47.30196 85.4 0.00823 0.00392 0.05121 0.00142
41 Maximum rain-flood discharge 1991 -0.21528 63.71381 44.90475 -29.5 61.70855 39.78711 -35.5 0.38798 0.9018 0.14649 0.01967
42 Date of a maximum rain-flood discharge 1999 0.66369 23-Jun 18-Jul 25 74.00000 80.00000 8.1 0.20439 0.39634 0.24727 0.63407
43 Number of rain-flood events 1991 -0.05 14.31034 11.42857 -20.1 4.74420 5.01569 5.7 0.10858 0.10812 0.04657 0.7719
44 Number of days with rain-flood events 1968 0.08333 83.16667 97.55769 17.3 29.63055 33.62738 13.5 0.58584 0.53438 0.15675 0.67707
45 Relative variation of discharge during winter low flow 1983 -0.00114 0.45059 0.382 -15.2 0.32041 0.31642 -1.2 0.44097 0.54611 0.39884 0.92982
46 Duration of winter low flow period 1968 -0.30662 153.66667 135.69231 -11.7 55.94857 67.00850 19.8 0.07697 0.25959 0.34682 0.5298
47 Relative variation of discharge during summer-autumn low flow 1983 -0.00177 0.69342 0.59316 -14.5 0.35445 0.25846 -27.1 0.38166 0.9018 0.21859 0.07903
48 Duration of a summer-autumn low flow period 1976 0.44444 185.65 205.97727 10.9 49.15526 39.21941 -20.2 0.00646 0.06267 0.11368 0.21886